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Douglas, Illinois Weather Forecast
Douglas, Illinois Weather
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Weather Forecast for Douglas, Illinois : Knox County
Issued: 3:16 am CST Dec 7, 2025 Latitude: 40.7861488 Longitude: -90.0842843 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
90% chance of rain & snow on Overnight 30% chance of snow on Sunday Partly Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday 30% chance of snow on Thursday Partly Sunny on Friday Partly Sunny on Saturday
Low: 29°F High: 19 °F High: 27°F High: 43°F High: 39°F High: 29°F High: 17°F High: 13°F
Low: 9 °F Low: 21 °F Low: 35°F Low: 20°F Low: 7°F Low: -1°F  
Rain & Snow Snow Partly Sunny Partly Sunny Mostly Cloudy Snow Partly Sunny Partly Sunny
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Current Conditions at
GALESBURG - (KGBG)
30°
Feels like 19°F
Cloudy
Mist
as of 4:15 AM CST
Rel. Humidity: 100%
Dew Point: 30°F
Visibility: 5 Miles
Pressure: 29.95 in.
Flight Rule: IFR
Wind Data
14 MPH
010° North
Cloud Level(s): Solid Overcast at 500ft
Current Conditions at
PEORIA - (KPIA)
34°
Feels like 26°F
Cloudy
as of 3:54 AM CST
Rel. Humidity: 86%
Dew Point: 30°F
Visibility: 7 Miles
Pressure: 29.90 in.
Flight Rule: VFR
Wind Data
9 MPH
180° South
Cloud Level(s): Broken at 4300ft, Solid Overcast at 5500ft
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
32°
Feels like 24°F
Cloudy
as of 4:15 AM CST
Rel. Humidity: 100%
Dew Point: 32°F
Visibility: 7 Miles
Pressure: 29.95 in.
Flight Rule: MVFR
Wind Data
9 MPH
0° North
Cloud Level(s): Scattered at 900ft, Solid Overcast at 1400ft
90% chance of rain & snow Overnight Overnight... Rain and snow, becoming all snow after 5am. Low around 29. North northeast wind 6 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.

30% chance of snow Sunday Sunday... A 30 percent chance of snow before 9am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 19 by 5pm. North wind 9 to 14 mph, with gusts as high as 25 mph.

Increasing Clouds on Sunday Night Sunday Night... Increasing clouds, with a low around 9. Wind chill values between zero and 5. North wind 5 to 9 mph becoming light north northeast after midnight. Winds could gust as high as 18 mph.

Partly Sunny on Monday Monday... Partly sunny, with a high near 27. Calm wind becoming south around 6 mph in the afternoon.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a temperature falling to near 21 by 8pm, then rising to around 28 during the remainder of the night. South wind 6 to 14 mph, with gusts as high as 24 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 43. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.

40% chance of rain Tuesday Night Tuesday Night... A 40 percent chance of rain. Mostly cloudy, with a low around 35. South southwest wind 13 to 18 mph becoming west after midnight. Winds could gust as high as 32 mph.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 39.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 20.

30% chance of snow Thursday Thursday... A 30 percent chance of snow. Mostly cloudy, with a high near 29.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 7.

Partly Sunny on Friday Friday... Partly sunny, with a high near 17.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around -1.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 13.

Sun Almanac for Douglas, Illinois
Sunrise: 07:11 AM
Sunset: 4:33 PM
Civil Sunrise:06:41 AM
Civil Sunset: 5:03 PM
Nautical Sunrise: 06:06 AM
Nautical Sunset: 5:38 PM
Astro Sunrise: 05:33 AM
Astro Sunset: 6:11 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.